Gravity 09 : In physics, gravity is used in terms of weight in resistance to terrestrial gravitation. The rate of acceleration of gravity is approximately 32 feet per second. It is also used in terms of the weight of liquids and oils
ISI Investigations, Glossary Fire Investigation Terms and Fire Related Descriptions, CA, USA 2010. www.isifire.com/FireInvestigationTerms.pdf, http://www.isifire.com/Glossary_of_Fire_Terms.pdf, (FrInv - Amer) {113}
Larry Brown (Certified Fire Investigator) International Association of Arson Investigators IAAI, Glossary of Fire Terms, CA, USA 1983. http://www.isifire.com/glossaryoffireterms.html, (Fr Inv - Amer) {1027}